In order to keep your flashlight in well working condition all the time， you’d better prepare a charger for it. This 18650 Dual Battery Charger Black (US Standard) is an ideal choice. With slim and portable design， it offers you high quality and good performance. Designed to charge all kinds of 3.6-3.7V lithium batteries， such as two 18650 batteries. It features independent circuit protection， reverse protection or overload protection. With dual docks design， it can charge your flashlight batteries quickly and safely. Order it now!                                    Features             Can charge all kinds of 3.6-3.7V lithium batteries<br> Slim and portable design<br> High quality and good performance<br> Perfect fitting and satisfaction guaranteed<br> Can charge dual batteries at the same time   <br>                                                            Specifications             Material     PC    <br> Dimensions     (3.34 x 1.85 x 1.49)" / (8.5 x 4.7 x 3.8)cm (L x W x H)    <br> Color     Black    <br> Weight     1.97oz / 56g    <br> Standard     US Standard    <br> Input     AC 100-240V 50/60Hz Max 150mA    <br> Output     DC4.2V 650mA    <br> Suitable for     2 x 18650 Batteries     <br>                                                             Package Includes            1 x Battery Charger<br>